head to head
Fallout: New Vegas asks more than Lost and Found Co., and the gap is execution.

Optimization · Pure Optimization
A faction-driven RPG-shooter where build and route planning shape every ending.

Optimization · Pure Optimization
A cozy hidden-object adventure testing visual search and light puzzle solving.
Fallout: New Vegas leans Optimization (Pure Optimization); Lost and Found Co. leans Optimization (Pure Optimization).
Fallout: New Vegas leans clearly harder on execution.
Fallout: New Vegas
Shooter inputs with VATS assist
Lost and Found Co.
Clicking objects, no twitch skill
Fallout: New Vegas leans a little harder on reads, though the gap is small.
Fallout: New Vegas
Scripted factions and enemies
Lost and Found Co.
Solo, no adaptive opponent
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Fallout: New Vegas
Some loot and crit RNG
Lost and Found Co.
Item locations hidden until searched
Fallout: New Vegas leans clearly harder on optimization.
Fallout: New Vegas
Faction routing, perks, builds heavily rewarded
Lost and Found Co.
Systematic searching and puzzle-solving is the loop
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.